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Finding the Third Proportional to 124,654 and 270,340

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Solution

The third proportional to 124,654 and 270,340 is: 586,292.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,654 : 270,340 = 270,340 : x
  2. Step 2: Convert to fraction form
    124,654/270,340 = 270,340/x
  3. Step 3: Cross multiply
    124,654x = 270,340 × 270,340
  4. Step 4: Simplify right side
    124,654x = 73,083,715,600
  5. Step 5: Solve for x
    x = 73,083,715,600/124,654
  6. Step 6: Final answer
    x = 586,292.58

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.